---> uname -a: Linux prd-centos7-docker-4c-2g-21960.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.442 BogoMIPS: 5866.88 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 8.5G 41.4G 17% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 8.5G 41.4G 17% /facter-os /dev/vda1 50.0G 8.5G 41.4G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.4G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/secure /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/auth.log /dev/vda1 50.0G 8.5G 41.4G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master /dev/vda1 50.0G 8.5G 41.4G 17% /w/workspace/dry_go-mod-core-contracts_master@tmp /dev/vda1 50.0G 8.5G 41.4G 17% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 840 149 0 848 933 Swap: 1023 3 1020 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:84:46:76 brd ff:ff:ff:ff:ff:ff inet 10.30.122.111/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85981sec preferred_lft 85981sec inet6 fe80::f816:3eff:fe84:4676/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:d5:08:fc:11 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:d5ff:fe08:fc11/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/21/21 _x86_64_ (4 CPU) 15:25:41 LINUX RESTART (4 CPU) 15:26:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:27:01 126.90 43.06 83.85 0.00 7824.72 37190.40 0.00 15:28:01 2.12 0.00 2.12 0.00 0.00 47.78 0.00 15:29:01 0.15 0.00 0.15 0.00 0.00 1.75 0.00 15:30:01 0.28 0.00 0.28 0.00 0.00 3.33 0.00 15:31:01 15.24 3.71 11.52 0.00 540.88 7646.16 0.00 15:32:01 431.68 223.69 207.99 0.00 11641.66 57737.25 0.00 Average: 96.04 45.11 50.92 0.00 3323.79 17057.13 0.00 15:26:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:27:01 149220 0 598640 31.82 2620 1131064 1114216 38.03 405296 1125728 136 15:28:01 157012 0 590912 31.41 2620 1131000 1077632 36.78 409684 1115040 20 15:29:01 154360 0 593560 31.55 2620 1131004 1078056 36.79 410900 1116884 16 15:30:01 153928 0 593988 31.57 2620 1131008 1078080 36.79 423016 1104960 16 15:31:01 68832 0 674028 35.82 2620 1136064 1505448 51.38 522588 1080692 90772 15:32:01 122820 0 794516 42.23 1492 962716 1199552 40.94 646708 768008 72152 Average: 134362 0 640941 34.06 2432 1103809 1175497 40.12 469699 1051885 27185 15:26:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:27:01 eth0 592.11 386.79 1101.94 102.41 0.00 0.00 0.00 0.00 15:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:27:01 docker0 9.06 7.89 1.71 16.96 0.00 0.00 0.00 0.00 15:28:01 eth0 0.68 0.10 0.06 0.01 0.00 0.00 0.00 0.00 15:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:29:01 eth0 1.10 0.28 0.33 0.17 0.00 0.00 0.00 0.00 15:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 eth0 1.82 0.72 0.65 0.41 0.00 0.00 0.00 0.00 15:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:31:01 eth0 446.38 400.73 4075.14 30.58 0.00 0.00 0.00 0.00 15:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:32:01 veth3a0ba58 25.91 30.13 1.66 201.51 0.00 0.00 0.00 0.00 15:32:01 eth0 476.92 415.42 3562.25 64.82 0.00 0.00 0.00 0.00 15:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:32:01 docker0 42.83 47.14 2.60 323.14 0.00 0.00 0.00 0.00 Average: veth3a0ba58 4.33 5.04 0.28 33.71 0.00 0.00 0.00 0.00 Average: eth0 252.30 200.22 1458.20 32.88 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.65 9.18 0.72 56.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 01/21/21 _x86_64_ (4 CPU) 15:25:41 LINUX RESTART (4 CPU) 15:26:02 CPU %user %nice %system %iowait %steal %idle 15:27:01 all 13.00 0.00 4.95 3.94 0.02 78.09 15:27:01 0 12.14 0.00 5.22 4.25 0.02 78.38 15:27:01 1 13.51 0.00 6.03 3.93 0.02 76.51 15:27:01 2 13.88 0.00 4.15 3.43 0.02 78.53 15:27:01 3 12.48 0.00 4.39 4.15 0.02 78.96 15:28:01 all 0.17 0.00 0.03 0.00 0.00 99.80 15:28:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:28:01 1 0.05 0.00 0.07 0.00 0.00 99.88 15:28:01 2 0.05 0.00 0.02 0.00 0.00 99.93 15:28:01 3 0.53 0.00 0.03 0.00 0.00 99.43 15:29:01 all 0.15 0.00 0.03 0.00 0.00 99.81 15:29:01 0 0.02 0.00 0.03 0.00 0.00 99.95 15:29:01 1 0.07 0.00 0.05 0.00 0.02 99.87 15:29:01 2 0.03 0.00 0.02 0.00 0.00 99.95 15:29:01 3 0.48 0.00 0.03 0.00 0.00 99.48 15:30:01 all 0.11 0.00 0.04 0.00 0.00 99.85 15:30:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:30:01 1 0.05 0.00 0.07 0.00 0.00 99.88 15:30:01 2 0.07 0.00 0.03 0.00 0.00 99.90 15:30:01 3 0.30 0.00 0.03 0.00 0.00 99.67 15:31:01 all 2.13 0.00 1.16 0.04 0.01 96.66 15:31:01 0 2.00 0.00 1.44 0.00 0.00 96.56 15:31:01 1 1.89 0.00 1.11 0.00 0.02 96.99 15:31:01 2 1.91 0.00 0.94 0.02 0.02 97.12 15:31:01 3 2.73 0.00 1.14 0.13 0.02 95.98 15:32:01 all 16.25 0.00 9.20 5.38 0.07 69.11 15:32:01 0 15.00 0.00 9.31 6.81 0.05 68.82 15:32:01 1 14.84 0.00 9.46 4.32 0.07 71.32 15:32:01 2 14.79 0.00 8.58 5.07 0.05 71.51 15:32:01 3 20.40 0.00 9.46 5.31 0.10 64.74 Average: all 5.22 0.00 2.53 1.53 0.02 90.70 Average: 0 4.79 0.00 2.63 1.81 0.01 90.75 Average: 1 5.00 0.00 2.76 1.35 0.02 90.87 Average: 2 5.05 0.00 2.25 1.40 0.01 91.29 Average: 3 6.05 0.00 2.47 1.57 0.02 89.89